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[package] base-files: make diag.sh stub working in bash
[openwrt.git]
/
package
/
base-files
/
files
/
etc
/
preinit
diff --git
a/package/base-files/files/etc/preinit
b/package/base-files/files/etc/preinit
index
e5fdd43
..
7644383
100755
(executable)
--- a/
package/base-files/files/etc/preinit
+++ b/
package/base-files/files/etc/preinit
@@
-3,35
+3,53
@@
export PATH=/bin:/sbin:/usr/bin:/usr/sbin
. /etc/diag.sh
export PATH=/bin:/sbin:/usr/bin:/usr/sbin
. /etc/diag.sh
+failsafe_ip() {
+ ifconfig $ifname 192.168.1.1 netmask 255.255.255.0 broadcast 192.168.1.255 up
+}
+
failsafe() {
failsafe() {
+ [ -n "$ifname" ] && grep "$ifname" /proc/net/dev >/dev/null && {
+ failsafe_ip
+ netmsg 192.168.1.255 "Entering Failsafe!"
+ telnetd -l /bin/login.sh <> /dev/null 2>&1
+ }
lock /tmp/.failsafe
ash --login
}
lock /tmp/.failsafe
ash --login
}
-mount
none
/proc -t proc
-mount
none /sys
-t sysfs
+mount
proc
/proc -t proc
+mount
sysfs /sys
-t sysfs
-size=$(awk '/MemTotal:/ {l=5242880;mt=($2*1024);print((s=mt/2)<l)?mt-l:s}' /proc/meminfo)
-mount
none
/tmp -t tmpfs -o size=$size,nosuid,nodev,mode=1777
+size=$(awk '/MemTotal:/ {l=5242880;mt=($2*1024);print((s=mt/2)<l)
&&(mt>l)
?mt-l:s}' /proc/meminfo)
+mount
tmpfs
/tmp -t tmpfs -o size=$size,nosuid,nodev,mode=1777
if grep devfs /proc/filesystems > /dev/null; then
if grep devfs /proc/filesystems > /dev/null; then
- mount
none
/dev -t devfs
+ mount
devfs
/dev -t devfs
M0=/dev/pty/m0
M1=/dev/pty/m1
HOTPLUG=/sbin/hotplug-call
M0=/dev/pty/m0
M1=/dev/pty/m1
HOTPLUG=/sbin/hotplug-call
-else
+
+elif [ -x /sbin/hotplug2 ]; then
mount -t tmpfs tmpfs /dev -o size=512K
mknod /dev/console c 5 1
mount -t tmpfs tmpfs /dev -o size=512K
mknod /dev/console c 5 1
- mkdir /dev/shm
/sbin/hotplug2 --coldplug --set-rules-file /etc/hotplug2-init.rules
/sbin/hotplug2 --no-coldplug --persistent --set-rules-file /etc/hotplug2-init.rules &
M0=/dev/ptmx
M1=/dev/ptmx
HOTPLUG=
/sbin/hotplug2 --coldplug --set-rules-file /etc/hotplug2-init.rules
/sbin/hotplug2 --no-coldplug --persistent --set-rules-file /etc/hotplug2-init.rules &
M0=/dev/ptmx
M1=/dev/ptmx
HOTPLUG=
+
+elif [ -x /sbin/udevd ]; then
+ mount -n -t tmpfs -o mode=0755 udev /dev
+ /sbin/udevd --daemon
+ /sbin/udevtrigger
+ /sbin/udevsettle
+ M0=/dev/pty/ptmx
+ M1=/dev/pty/ptmx
+ HOTPLUG=
fi
mkdir -p /dev/pts /dev/shm
fi
mkdir -p /dev/pts /dev/shm
-mount
none
/dev/pts -t devpts
+mount
devpts
/dev/pts -t devpts
# the shell really doesn't like having stdin/out closed
# that's why we use /dev/pty/m0 and m1 as replacement
# the shell really doesn't like having stdin/out closed
# that's why we use /dev/pty/m0 and m1 as replacement
@@
-44,15
+62,28
@@
dd if=/dev/console of=/dev/null bs=1 count=0 >/dev/null 2>/dev/null && {
exec <$M0 >$M1 2>&0
echo "- preinit -"
exec <$M0 >$M1 2>&0
echo "- preinit -"
-
+echo "Press CTRL-C for failsafe"
+trap 'FAILSAFE=true' INT
+trap 'FAILSAFE=true' USR1
[ -e /etc/preinit.arch ] && . /etc/preinit.arch
set_state preinit
echo "$HOTPLUG" > /proc/sys/kernel/hotplug
[ -e /etc/preinit.arch ] && . /etc/preinit.arch
set_state preinit
echo "$HOTPLUG" > /proc/sys/kernel/hotplug
+export FAILSAFE
eval ${FAILSAFE:+failsafe}
lock -w /tmp/.failsafe
eval ${FAILSAFE:+failsafe}
lock -w /tmp/.failsafe
-mount_root
-echo "- init -"
+if [ -z "$INITRAMFS" ]; then
+ mount_root
+ [ -f /sysupgrade.tgz ] && {
+ echo "- config restore -"
+ cd /
+ mv sysupgrade.tgz /tmp
+ tar xzf /tmp/sysupgrade.tgz
+ rm -f /tmp/sysupgrade.tgz
+ sync
+ }
+
+ echo "- init -"
-killall hotplug2
-exec /sbin/init
+ exec /sbin/init
+fi
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